Biology Multiple Choice Questions and Answers for Different Competitive Exams

MCQ on Agricultural Microbiology

1. First antifungal antibiotic by
a)cycloheximide
b)neomycin
c)aureofungin
d)nystatin

2. Lysozyme treated cells of Gram + ve bacteria are called
a) protoplast
b)sphaeroplast
c)cytoplasm
d)mesosomes

MCQ on Agricultural Microbiology

3. Phosphorus solubilizing microorganism
a)VAM
b)Mucor
c)Rhizopus
d)E.coli

4. Name of the bacteria producing endospore is
a)Bacillus
b) Agrobacterium
c)E.coli
d)Xanthomonas

5. UV light are microcidal due to the formation of  
a)pyrine dimers
b)pyrimidine dimer
c)DNA damage
d)RNA damage

6. Neomycin is produced by
a)S nouesii
b)S fradiae
c)S erthyreus
d)S venezuelea

7. Lysozyme treated cells of Gram - ve bacteria are called
a) protoplast
b)sphaeroplast
c)cytoplasm
d)mesosomes

8. Inhibitory action of Pencillin is
a)protein synthesis
b)cell wall synthesis
c)both
d)None of these

9.Milky disease is caused by
a)Bacillus thuringiensis
b)Lactobacillus lactis
c)Bacillus popiliae
d)none of these

10. Giesma stain are used as particularly applicable for staining
a)protozoa
b)spores
c)rickettsias
d)both a and c
Answers
1. c)aureofungin
2. a) protoplast 
3. a)VAM 
4. a)Bacillus
5. b)pyrimidine dimer
6. b)S fradiae
7. b)sphaeroplast
8. b)cell wall synthesis
9. c)Bacillus popiliae

10. d)both a and c

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